What powers kusakabe-sf.com?
Last seen Oct 2026 · 18 technologies across 14 categories
Accessibility
UserWay
since Oct 2022
Analytics
Google Analytics
since Feb 2023
Caching
WordPress Super Cache
since Nov 2022
CDN
Cloudflare
since Jun 2023
Google Hosted Libraries
since Feb 2022
CMS
WordPress
since Jan 2019
Databases
MySQL
since Jan 2019
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Loadable-Components
since Jun 2023
Miscellaneous
HTTP/3
since Jun 2026
Open Graph
since Sep 2022
Programming languages
Security
Cloudflare Bot Management
since Jun 2023
HSTS
since Sep 2022
Video players
YouTube
since Jan 2019
Web servers
LiteSpeed
since Jun 2026
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 62% desktop
- 39% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.02 / 10 · ranked #3,535,600 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0.25 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United States)
- Weight: 1.8 MB · 53 requests
- WordPress theme: kusakabe · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on A2 Hosting (75.98.175.81)
- DNS: A2 Hosting
- Email: kusakabe-sf.com
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 7,809,196, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Lodash Oct 2026
- dropped Apache HTTP Server Jul 2026
- detected HTTP/3 Jun 2026
- detected LiteSpeed Jun 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026